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mesa: querying GL_TEXTURE_COMPRESSED_IMAGE_SIZE for a buffer obj is illegal

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GL_INVALID_OPERATION is to be raised when querying a non-compressed
image/buffer.  Since a buffer object can't have a compressed format this
query always generates an error.

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Brian Paul 2012-08-17 10:50:39 -06:00
parent 34472a0d87
commit a6af24ee14
1 changed files with 3 additions and 7 deletions
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10
src/mesa/main/texparam.c
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@ -1136,13 +1136,9 @@ get_tex_level_parameter_buffer(struct gl_context *ctx,
/* GL_ARB_texture_compression */
case GL_TEXTURE_COMPRESSED_IMAGE_SIZE:
if (_mesa_is_format_compressed(texFormat) &&
!_mesa_is_proxy_texture(target)) {
*params = _mesa_format_image_size(texFormat, bo->Size, 0, 0);
} else {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glGetTexLevelParameter[if]v(pname)");
}
/* Always illegal for GL_TEXTURE_BUFFER */
_mesa_error(ctx, GL_INVALID_OPERATION,
"glGetTexLevelParameter[if]v(pname)");
break;
/* GL_ARB_texture_float */